<template>
    <div class="card text-dark bg-light mb-3">
        <div class="card-header">联系作者</div>
        <div class="card-body">
            <h4 class="card-title">
                邮箱
            </h4>
            <p class="card-text">
                zhj1214@hotmail.com
            </p>
        </div>
    </div>
</template>
